.cheng {
    width: 100%;
    height: 4px;
    background-color: #ff6752;
}
.sou {
    line-height: 150px;
}
*, *::before, *::after {
    box-sizing: content-box;
}

.ca-box {
    background-color: #f5f5f5;
    overflow: hidden;
    text-align: center;
}
.ca-auto {
    width: 1840px;
    margin: 0 auto;
    background-color: #fff;
    
    margin-top: 40px;
}
.serch-logo {
    line-height: 150px;
}
.ca-t1 {
    font-size: 42px;
    margin-left: 20px;
}
.logo {
    margin-top: -22px;
}
.cart .number input {
    width: 50px;
}